New Revised Standard Version
He answered, “No! Did you capture with your sword and your bow those whom you want to kill? Set food and water before them so that they may eat and drink; and let them go to their master.”

Contemporary English Version
"No!" Elisha answered. "You didn't capture these troops in battle, so you have no right to kill them. Instead, give them something to eat and drink and let them return to their leader."

New American Bible
Elisha replied, “You must not kill them. Do you slay those whom you have taken captive with your sword or bow? Serve them a meal. Let them eat and drink, and then go back to their master.”

Douay-Rheims Bible
And he said: Thou shalt not kill them: for thou didst not take them with thy sword, or thy bow, that thou mayst kill them: but set bread and water before them, that they may eat and drink, and go to their master.

And he said: Thou shalt not kill them: for thou didst not take them with thy sword, or thy bow, that thou mayst kill them: but set bread and water before them, that they may eat and drink, and go to their master.

wouldest

Deuteronomy 20:11-16 If they receive it, and open the gates to thee, all the people that are therein, shall be saved, and shall serve thee paying tribute. . . .

2 Chronicles 28:8-13 And the children of Israel carried away of their brethren two hundred thousand women, boys, and girls, and an immense booty: and they brought it to Samaria. . . .

thy sword

Genesis 48:22 I give thee a portion above thy brethren, which I took out of the hand of the Amorrhite with my sword and bow.

Joshua 24:12 And I sent before you and I drove them out from their places, the two kings of the Amorrhites, not with thy sword nor with thy bow,

Psalm 44:6 Through thee we will push down our enemies with the horn: and through thy name we will despise them that rise up against us.

Hosea 1:7 And I will have mercy on the house of Juda, and I will save them by the Lord, their God: and I will not save them by bow, nor by sword, nor by battle, nor by horses, nor by horsemen.

Hosea 2:18 And in that day I will make a covenant with them, with the beasts of the field, and with the fowls of the air, and with the creeping things of the earth: and I will destroy the bow, and the sword, and war out of the land: and I will make them sleep secure.

set bread

Proverbs 25:21,22 If thy enemy be hungry, give him to eat: if he thirst, give him water to drink: . . .

Matthew 5:44 But I say to you, Love your enemies: do good to them that hate you: and pray for them that persecute and calumniate you:

Romans 12:20,21 But if the enemy be hungry, give him to eat; if he thirst, give him to drink. For, doing this, thou shalt heap coals of fire upon his head. . . .